KESULITAN BELAJAR SISWA DALAM MATA PELAJARAN MATEMATIKA KELAS 9 MTS JARIYATUL ISLAMIYAH. Abacus: Academic Journal of Mathematics Learning and Education, [S. l.], v. 2, n. 2, p. 48–56, 2022. DOI: 10.59605/abacus.v2i2.226. Disponível em: https://jurnal.upg.ac.id/index.php/abacus/article/view/226.. Acesso em: 16 may. 2024.